490d Unified Chronology — Canonical Markdown Corpus (July 2026 Edition)

Canonical raw Markdown source corpus of the 490d Unified Chronology Knowledge Catalog (490d.com), frozen as the July 2026 edition of record. Contents: 61 canonical public-clean Markdown research files (File_00–File_56, including split files); four active control documents (Repository Style Guide v2.5, Restart Capsule v11.18, Project Procedures v3.3, State Vocabulary Register v1.20); the Repository Change Archive (non-controlling history); Publication Manifest v4 (CSV and XLSX); and the directory index (index.html). The Markdown files are the canonical source layer; WordPress pages, PDFs, and other formats at 490d.com are derived publication layers. Live edition served at: https://490d.com/source/490d-unified-chronology/ — mirror deposit at: https://archive.org/details/490d-unified-chronology-corpus-2026-07 Subject: biblical chronology across the Masoretic, Septuagint, and Samaritan textual traditions, with integration of the Sumerian King List and Berossus; machine-verified arithmetic; strict claim-status labeling. Approximately 40 years of study by the author. License note: This deposit is licensed CC BY-ND 4.0. Upon the author's death, the work is additionally and irrevocably released under CC BY 4.0, permitting translation, adaptation, and republication with attribution.